Are you ready for a cell phone implant?

In-your-face interface
Wrap your head around this: As technology gets smaller, faster, more futuristic, imagine yourself connected to a device that doesn’t just lamely hang on your ear but invades your skull. Not yet. Soon.

“We’re going to wind up in essence with ‘intelligent earrings,’ ” said Paul Levinson, professor of communications and media studies at Fordham University in New York and author of Cellphone: The Story of the World’s Most Mobile Medium and How It Has Transformed Everything!

And then . . .

“The size is going to continue to decrease until it disappears,” Garreau said.

And then . . .

Kevin Warwick, a cyborg expert at the University of Reading, England, told the San Francisco Chronicle last year that implants are “the next step” and “a relatively minor one.”

“I think they’ll go internal pretty soon,” Levinson said. “Not in a matter of months. But maybe five or 10 years from now.